SYZFAIL: cover mmap failed

Status: upstream: reported on 2026/03/25 00:42
Reported-by: syzbot+0e1506da46f41042f9e1@syzkaller.appspotmail.com
First crash: 183d, last: 9h12m

Sample crash report:
SYZFAIL: cover mmap failed
 (errno 9: Bad file descriptor)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap7: SIOCIFDESTROY: Device not configured
SYZFAIL: cover mmap failed
 (errno 9: Bad file descriptor)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap7: SIOCIFDESTROY: Device not configured
SYZFAIL: cover mmap failed
 (errno 9: Bad file descriptor)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap7: SIOCIFDESTROY: Device not configured
SYZFAIL: cover mmap failed
 (errno 9: Bad file descriptor)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap7: SIOCIFDESTROY: Device not configured
SYZFAIL: cover mmap failed
 (errno 9: Bad file descriptor)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap7: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap7: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap7: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap7: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap7: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap7: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap7: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap7: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap7: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap7: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap7: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap7: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap7: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap7: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap7: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap7: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
SYZFAIL: repeatedly failed to execute the program
proc=7 req=112 state=3 status=67 (errno 4: Interrupted system call)


OpenBSD/amd64 (ci-openbsd-multicore-2.us-central1-a.c.syzkaller.internal) (tty00)

login: uvn_flush: obj=0xfffff680786f0788, offset=0x3ff000.  error during pageout.
uvn_flush: WARNING: changes to page may be lost!
set $lines = 0
Password:
Login incorrect
login: show panic
Password:
Login incorrect
login: trace
Password:
Login incorrect
login: show proc
Password:
Login incorrect
show all locks
login: Password:
Login incorrect
show all pools
login: Password:
Login incorrect
trace
login: Password:
Login incorrect
trace
login: Password:

Crashes (1218):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/09/24 01:38 openbsd 0598464a2e5e 0a1606bc .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/09/23 11:37 openbsd 6c60011d0c8d abce1216 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/09/23 08:57 openbsd 6c60011d0c8d abce1216 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/09/23 01:00 openbsd d7f8428ad9ed 3e2106e5 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/09/22 19:12 openbsd d7f8428ad9ed 3e2106e5 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/09/22 12:56 openbsd 4acae101ea91 e12281bd .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/09/22 10:27 openbsd 4acae101ea91 e12281bd .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/09/22 07:02 openbsd 4acae101ea91 e12281bd .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/09/21 23:37 openbsd e0a25791f40f a8efa948 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/09/21 23:32 openbsd e0a25791f40f a8efa948 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/09/21 03:12 openbsd d42776463e37 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/09/20 20:50 openbsd d42776463e37 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/09/20 13:35 openbsd 5726aee1b375 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/09/19 17:52 openbsd f239e4190c56 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/09/19 16:49 openbsd f239e4190c56 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/09/19 09:27 openbsd a0c91716cd0c 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/09/19 06:26 openbsd a0c91716cd0c 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/09/18 21:45 openbsd c10aa57bf0a6 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/09/18 19:49 openbsd c10aa57bf0a6 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/09/18 08:09 openbsd 8a942bf3b779 8d7d05f1 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/09/18 04:05 openbsd 8a942bf3b779 8d7d05f1 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/03/25 00:41 openbsd 87dc1fa97379 35e4ff71 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/09/23 06:00 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 028451d23544 abce1216 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/09/22 22:41 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 028451d23544 3e2106e5 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/09/22 16:38 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 028451d23544 3e2106e5 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/09/22 11:40 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 028451d23544 e12281bd .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/09/22 02:45 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 028451d23544 a8efa948 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/09/21 20:14 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 028451d23544 a8efa948 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/09/21 16:11 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 028451d23544 a8efa948 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/09/21 14:50 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 028451d23544 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/09/20 23:23 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 028451d23544 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/09/20 16:23 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan ad30987d14ad 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/09/20 15:06 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan ad30987d14ad 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/09/20 10:26 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan ad30987d14ad 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/09/20 05:56 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan ad30987d14ad 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/09/20 02:48 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan ad30987d14ad 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/09/19 23:59 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan ad30987d14ad 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/09/19 22:48 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan ad30987d14ad 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/09/19 19:31 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan ad30987d14ad 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/09/19 15:42 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan ad30987d14ad 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/09/19 14:38 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan ad30987d14ad 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/09/19 11:24 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan ad30987d14ad 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/09/19 04:32 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan ad30987d14ad 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/09/19 02:24 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan ad30987d14ad 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/09/18 16:30 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan ad30987d14ad 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/09/18 14:15 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan ad30987d14ad 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/09/18 11:52 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan ad30987d14ad 8d7d05f1 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/09/18 10:34 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan ad30987d14ad 8d7d05f1 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/09/18 06:10 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan ad30987d14ad 8d7d05f1 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
* Struck through repros no longer work on HEAD.